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Individual Calculations September 2012 |
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| Perla, Carlos Total change: -6.00 | |   |
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| II Open IRT " Circulo Peruano de Ajedrez" | Lima | PER | 2012-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1881 | 1843 | 2.50 | 6 | -0.20 | 30 | -6.00 | |
|  Pazos, Jorge Alberto | | | 1750 | PER | 1.00 | 1 | 0.37 | 30 | 11.10 | |  Puppi Lazo, Jorge Luis | | | 1873 | PER | 0.50 | 1 | 0.04 | 30 | 1.20 | | | Aliaga Salinas, Rafael | | | 1966 | PER | 0.00 | 1 | -0.33 | 30 | -9.90 | | | Torres Castillo, Jose Luis | | | 1908 | PER | 1.00 | 1 | 0.59 | 30 | 17.70 | | | Fernandez Perez, Jorge And | | | 2028 | PER | 0.00 | 1 | -0.26 | 30 | -7.80 | | | Caballero Quijano, Mitzy M | | wf | 1762 | PER | 0.00 | 1 | -0.61 | 30 | -18.30 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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